diff options
Diffstat (limited to 'platforms/chibios')
| -rw-r--r-- | platforms/chibios/drivers/spi_master.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/platforms/chibios/drivers/spi_master.c b/platforms/chibios/drivers/spi_master.c index f98db6db97..c592369dde 100644 --- a/platforms/chibios/drivers/spi_master.c +++ b/platforms/chibios/drivers/spi_master.c @@ -110,6 +110,31 @@ bool spi_start(pin_t slavePin, bool lsbFirst, uint8_t mode, uint16_t divisor) { spiConfig.tar0 |= SPIx_CTARn_BR(8); break; } + +#elif defined(HT32) + spiConfig.cr0 = SPI_CR0_SELOEN; + spiConfig.cr1 = SPI_CR1_MODE | 8; // 8 bits and in master mode + + if (lsbFirst) { + spiConfig.cr1 |= SPI_CR1_FIRSTBIT; + } + + switch (mode) { + case 0: + spiConfig.cr1 |= SPI_CR1_FORMAT_MODE0; + break; + case 1: + spiConfig.cr1 |= SPI_CR1_FORMAT_MODE1; + break; + case 2: + spiConfig.cr1 |= SPI_CR1_FORMAT_MODE2; + break; + case 3: + spiConfig.cr1 |= SPI_CR1_FORMAT_MODE3; + break; + } + + spiConfig.cpr = (roundedDivisor - 1) >> 1; #else spiConfig.cr1 = 0; |